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Cluj Napoca

$241+ Cheap flights from Chicago (CHI) to Cluj Napoca (CLJ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CLJ
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Cluj Napoca are usually found in November or March, booked 66 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Chicago to Cluj Napoca

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Cluj Napoca (CLJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$575
(United Airlines)

One-way from

$241
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$740
From Chicago (CHI) to Cluj Napoca
Search Deals
One-way flight from Chicago (CHI) to Cluj Napoca
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Highest demand for flights based on searches. 26% potential increase in price ($288 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Chicago to Cluj Napoca

Cheapest flights from Chicago to Cluj Napoca
Explore the most affordable flight options available from Chicago to Cluj Napoca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:10 amORD - CLJ
2 stops22h 30mUnited Airlines
Sat 11/222:25 pmCLJ - ORD
1 stop31h 45mUnited Airlines
Deal found 9/15$575
This Air Canada deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:15 amORD - CLJ
2 stops18h 50mMultiple Airlines
Sat 11/156:00 amCLJ - ORD
3 stops19h 48mMultiple Airlines
Deal found 9/15$576
This LOT deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:40 pmORD - CLJ
1 stop11h 50mLOT
Thu 10/306:00 pmCLJ - ORD
1 stop34h 00mLOT
Deal found 9/16$577
This LOT deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:10 pmORD - CLJ
2 stops40h 20mLOT
Sun 11/21:35 pmCLJ - ORD
2 stops38h 20mLOT
Deal found 9/17$579
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:10 pmORD - CLJ
1 stop12h 10mLOT
Sun 10/122:00 pmCLJ - ORD
1 stop13h 40mLOT
Deal found 9/15$580
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:40 pmORD - CLJ
2 stops35h 00mUnited Airlines
Sun 11/25:00 amCLJ - ORD
2 stops33h 45mUnited Airlines
Deal found 9/17$581
This Turkish Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:50 pmORD - CLJ
1 stop29h 15mTurkish Airlines
Thu 10/309:15 pmCLJ - ORD
1 stop20h 50mTurkish Airlines
Deal found 9/16$582
This Air Canada deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/283:55 pmORD - CLJ
2 stops14h 45mAir Canada
Tue 11/46:00 amCLJ - ORD
3 stops20h 39mAir Canada
Deal found 9/17$586
This KAYAK deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/251:55 pmORD - CLJ
2 stops16h 45mLufthansa
Sat 11/16:00 amCLJ - ORD
2 stops17h 20mLufthansa
Deal found 9/17$589
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:10 pmORD - CLJ
2 stops40h 20mLOT
Sun 10/122:00 pmCLJ - ORD
1 stop13h 40mLOT
Deal found 9/15$590
This Turkish Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:50 pmORD - CLJ
1 stop29h 15mTurkish Airlines
Fri 10/319:50 amCLJ - ORD
1 stop32h 15mTurkish Airlines
Deal found 9/17$592
This LOT deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:10 pmORD - CLJ
2 stops40h 20mLOT
Thu 10/306:00 pmCLJ - ORD
1 stop34h 00mLOT
Deal found 9/16$593

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Cluj Napoca that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Chicago to Cluj Napoca that are best for you.

Fly from

Chicago

Fly to

Cluj Napoca

Route

Depart

Return

Price

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Sun 11/16

7:10 am-1:40 pm

2 stops22h 30m

Cluj Napoca

Sat 11/22

2:25 pm-2:10 pm

1 stop31h 45m

$575

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 11/5

7:15 am-10:05 am

2 stops18h 50m

Cluj Napoca

Sat 11/15

6:00 am-5:48 pm

3 stops19h 48m

$576

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 10/22

9:40 pm-1:20 pm

1 stop31h 40m

Cluj Napoca

Thu 10/30

6:00 pm-9:00 pm

1 stop34h 00m

$577

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Thu 10/23

5:10 pm-5:30 pm

2 stops40h 20m

Cluj Napoca

Sun 11/2

1:35 pm-7:55 pm

2 stops38h 20m

$579

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Thu 10/23

7:50 pm-9:05 am

1 stop29h 15m

Cluj Napoca

Fri 10/31

9:50 am-11:05 am

1 stop32h 15m

$582

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Thu 10/23

7:50 pm-9:05 am

1 stop29h 15m

Cluj Napoca

Thu 10/30

9:15 pm-11:05 am

1 stop20h 50m

$582

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Thu 10/30

5:20 pm-1:40 pm

2 stops13h 20m

Cluj Napoca

Sat 11/15

6:00 am-1:10 pm

2 stops15h 10m

$599

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Fri 10/31

11:35 pm-12:55 am

2 stops18h 20m

Cluj Napoca

Thu 11/13

6:00 am-1:10 pm

2 stops15h 10m

$599

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Thu 10/16

9:40 pm-5:20 pm

1 stop11h 40m

Cluj Napoca

Thu 10/23

10:40 am-3:55 pm

1 stop13h 15m

$600

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Fri 10/31

2:00 pm-1:40 pm

2 stops16h 40m

Cluj Napoca

Sun 11/16

6:00 am-11:18 am

2 stops37h 18m

$642

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 19 results
1
2

Best time to book a flight from Chicago to Cluj Napoca

Have a flexible travel schedule? Discover the best time to fly to Cluj Napoca from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Cluj Napoca

How far ahead should I book a flight from Chicago to Cluj Napoca?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Cluj Napoca. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Cluj Napoca, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago to Cluj Napoca?

Currently, January is the cheapest month in which you can book a flight from Chicago to Cluj Napoca (average of $671). Flying from Chicago to Cluj Napoca in June is currently the most expensive (average of $1,301). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to CLJ?

Find hourly flight availability from Chicago to Cluj Napoca. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Chicago to Cluj Napoca in the morning. Doing so could potentially save you 37% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Chicago to Cluj Napoca?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Cluj Napoca. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Cluj Napoca flight should consider departing on Thursday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Chicago to Cluj Napoca?

What’s the top layover airport for flights from Chicago to Cluj Napoca?

Share of 1-stop round-trip flights from Chicago to Cluj Napoca chosen by Cheapflights users in the past 12 months, using the same layover each way.

Warsaw (WAW) – chosen by Cheapflights users on 53% of 1-stop itineraries from Chicago to Cluj Napoca on Cheapflights.

What’s the cheapest layover airport for flights from Chicago to Cluj Napoca?

Average round-trip fare for 1-stop flights from Chicago to Cluj Napoca, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Warsaw (WAW) is the most affordable 1-stop option, with an average round-trip price of $807.

What’s the fastest layover option from Chicago to Cluj Napoca?

Shortest average travel time for 1-stop one-way flights from Chicago to Cluj Napoca, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Zurich (ZRH) have the shortest average one-way travel time for 1-stop routes: 11h 35m.

Which airport typically offers the quickest layover for flights from Chicago to Cluj Napoca?

Average layover duration for 1-stop one-way flights from Chicago to Cluj Napoca, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Zurich (ZRH) offer the fastest connection on this route, with an average layover time of 1h 00m.

Reviews of airlines servicing Cluj Napoca

Get insights into the airlines that provide service to Cluj Napoca. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cluj Napoca. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown LOT, SWISS, and United Airlines from Chicago to Cluj Napoca. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,117 reviews

Comfort

7.5

Boarding

7.6

Food

7.2

Crew

8.2

Entertainment

7.0

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
LOT
7.6
Good
1,117 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.5

Boarding

7.6

Food

7.2

Crew

8.2

Entertainment

7.0

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
SWISS
7.6
Good
1,737 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.5

Boarding

7.6

Food

7.2

Crew

8.2

Entertainment

7.0

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
United Airlines
7.4
Good
8,926 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.5

Boarding

7.6

Food

7.2

Crew

8.2

Entertainment

7.0

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Turkish Airlines
7.3
Good
3,965 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.5

Boarding

7.6

Food

7.2

Crew

8.2

Entertainment

7.0

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Lufthansa
6.8
Okay
7,409 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.5

Boarding

7.6

Food

7.2

Crew

8.2

Entertainment

7.0

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights

Related info for your journey

Find useful and relevant information for your journey from Chicago to Cluj Napoca. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cluj Napoca from Chicago?

    Most people fly into Cluj Napoca (CLJ) if they book a flight to Cluj Napoca from Chicago. On average, Napoca has 0 inbound flights from Chicago per day from 5 airlines. Cluj Napoca is conveniently located just 3.2 mi from Cluj Napoca’s city center.

  • How long is the flight from Chicago to Cluj Napoca?

    Airlines like United Airlines and LOT fly from Chicago to Cluj Napoca in about 22h 30m. The time it takes to get you to your destination can typically vary by up to 9h 10m. The distance between Chicago and Cluj Napoca is about 5008 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chicago to Cluj Napoca round-trip?

    Currently priced at $500, SWISS will fly you from Chicago to Cluj Napoca and back. In addition to SWISS, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Turkish Airlines and United Airlines - these airlines can fly you to your destination from $531 and $589, respectively. SWISS is currently priced 37% below the average price you’ll pay for this route.

  • Can I find deals for flights from Chicago to Cluj Napoca that include hotel bookings?

    Yes. In addition to deals on Chicago to Cluj Napoca flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Cluj Napoca?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Cluj Napoca.

  • Can I find deals for business class flights from Chicago to Cluj Napoca?

    Yes. Cheapflights offers flight deals from Chicago to Cluj Napoca by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Cluj Napoca?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Cluj Napoca (average of $671). Flying from Chicago to Cluj Napoca in June is currently the most expensive (average of $1,301). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 5 airlines flying from Chicago to Cluj Napoca

Discover the top 5 airlines that operate flights from Chicago to Cluj Napoca. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$500Average$941FlexibilityNo cancel feeOn-time79%
Turkish AirlinesCheapest$531Average$789FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$589Average$783FlexibilityNo cancel feeOn-time69%
LOTCheapest$621Average$958FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$653Average$905FlexibilityNo cancel feeOn-time76%

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